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The lirc keymap existed once upon a time to select the lirc protocol.
Since '275ddb4 [media] rc-core: remove the LIRC "protocol"', IR is
always passed to the lirc decoder so this keymap is no longer needed.
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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The spec for the pca9546 was missing. This chip is the same as the pca9545
except that it lacks interrupt lines. While the i2c_device_id table mapped
the pca9546 to the pca9545 definition the compatible table did not.
Signed-off-by: Mike Looijmans <mike.looijmans@topic.nl>
Signed-off-by: Peter Rosin <peda@axentia.se>
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According to the documentation, a timeout of 0 turns off timeouts,
which is not the case.
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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The drivers sets the hardware to idle when a timeout occurs. This can
be any reasonable value.
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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If timeouts or carrier range is not supported, return proper error.
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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We shouldn't be using ENOSYS when a feature is not available. I've tested
lirc; nothing is broken as far as I can make out.
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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LIRC_MODE_MODE2 and LIRC_MODE_LIRCCODE were not covered at all.
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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Changed permissions to octal across whole driver
Found by checkpatch
Signed-off-by: Derek Robson <robsonde@gmail.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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Adjust the keymap to use the correct nec scancodes, and adjust the
rc driver to output the correct nec scancodes.
Now the keymap can be used with any nec receiver, and the rc device
should work with any nec keymap.
Tested-by: Vincent McIntyre <vincent.mcintyre@gmail.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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Currently KASLR is enabled on three regions: the direct mapping of physical
memory, vamlloc and vmemmap. However the EFI region is also mistakenly
included for VA space randomization because of misusing EFI_VA_START macro
and assuming EFI_VA_START < EFI_VA_END.
(This breaks kexec and possibly other things that rely on stable addresses.)
The EFI region is reserved for EFI runtime services virtual mapping which
should not be included in KASLR ranges. In Documentation/x86/x86_64/mm.txt,
we can see:
ffffffef00000000 - fffffffeffffffff (=64 GB) EFI region mapping space
EFI uses the space from -4G to -64G thus EFI_VA_START > EFI_VA_END,
Here EFI_VA_START = -4G, and EFI_VA_END = -64G.
Changing EFI_VA_START to EFI_VA_END in mm/kaslr.c fixes this problem.
Signed-off-by: Baoquan He <bhe@redhat.com>
Reviewed-by: Bhupesh Sharma <bhsharma@redhat.com>
Acked-by: Dave Young <dyoung@redhat.com>
Acked-by: Thomas Garnier <thgarnie@google.com>
Cc: <stable@vger.kernel.org> #4.8+
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Matt Fleming <matt@codeblueprint.co.uk>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-efi@vger.kernel.org
Link: http://lkml.kernel.org/r/1490331592-31860-1-git-send-email-bhe@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Commit:
aa1f1a639621 ("lib/syscall: Pin the task stack in collect_syscall()")
... added logic to handle a process stack not existing, but left sp and pc
uninitialized, which can be later reported via /proc/$pid/syscall for zombie
processes, potentially exposing kernel memory to userspace.
Zombie /proc/$pid/syscall before:
-1 0xffffffff9a060100 0xffff92f42d6ad900
Zombie /proc/$pid/syscall after:
-1 0x0 0x0
Reported-by: Robert Święcki <robert@swiecki.net>
Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: stable@vger.kernel.org # v4.9+
Fixes: aa1f1a639621 ("lib/syscall: Pin the task stack in collect_syscall()")
Link: http://lkml.kernel.org/r/20170323224616.GA92694@beast
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull power management fixes from Rafael Wysocki:
"One of these is an intel_pstate regression fix and it is not a small
change, but it mostly removes code that shouldn't be there. That code
was acquired by mistake and has been a source of constant pain since
then, so the time has come to get rid of it finally. We have not seen
problems with this change in the lab, so fingers crossed.
The rest is more usual: one more intel_pstate commit removing useless
code, a cpufreq core fix to make it restore policy limits on CPU
online (which prevents the limits from being reset over system
suspend/resume), a schedutil cpufreq governor initialization fix to
make it actually work as advertised on all systems and an extra sanity
check in the cpuidle core to prevent crashes from happening if the
arch code messes things up.
Specifics:
- Make intel_pstate use one set of global P-state limits in the
active mode regardless of the scaling_governor settings for
individual CPUs instead of switching back and forth between two of
them in a way that is hard to control (Rafael Wysocki).
- Drop a useless function from intel_pstate to prevent it from
modifying the maximum supported frequency value unexpectedly which
may confuse the cpufreq core (Rafael Wysocki).
- Fix the cpufreq core to restore policy limits on CPU online so that
the limits are not reset over system suspend/resume, among other
things (Viresh Kumar).
- Fix the initialization of the schedutil cpufreq governor to make
the IO-wait boosting mechanism in it actually work on systems with
one CPU per cpufreq policy (Rafael Wysocki).
- Add a sanity check to the cpuidle core to prevent crashes from
happening if the architecture code initialization fails to set up
things as expected (Vaidyanathan Srinivasan)"
* tag 'pm-4.11-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
cpufreq: Restore policy min/max limits on CPU online
cpuidle: Validate cpu_dev in cpuidle_add_sysfs()
cpufreq: intel_pstate: Fix policy data management in passive mode
cpufreq: schedutil: Fix per-CPU structure initialization in sugov_start()
cpufreq: intel_pstate: One set of global limits in active mode
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git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input fixes from Dmitry Torokhov:
"Fixes to various USB drivers to validate existence of endpoints before
trying to use them, fixes to APLS v8 protocol, and a couple of i8042
quirks"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
Input: ALPS - fix trackstick button handling on V8 devices
Input: ALPS - fix V8+ protocol handling (73 03 28)
Input: sur40 - validate number of endpoints before using them
Input: kbtab - validate number of endpoints before using them
Input: hanwang - validate number of endpoints before using them
Input: yealink - validate number of endpoints before using them
Input: ims-pcu - validate number of endpoints before using them
Input: cm109 - validate number of endpoints before using them
Input: iforce - validate number of endpoints before using them
Input: elan_i2c - add ASUS EeeBook X205TA special touchpad fw
Input: i8042 - add TUXEDO BU1406 (N24_25BU) to the nomux list
Input: synaptics-rmi4 - prevent null pointer dereference in f30
Input: i8042 - add noloop quirk for Dell Embedded Box PC 3000
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into drm-fixes
A few small fixes for 4.11
* 'drm-fixes-4.11' of git://people.freedesktop.org/~agd5f/linux:
drm/amd/amdgpu: add POLARIS12 PCI ID
drm/amdgpu: fix the clearing wb size
drm/amdgpu: reinstate oland workaround for sclk
drm/radeon: reinstate oland workaround for sclk
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git://anongit.freedesktop.org/git/drm-misc into drm-fixes
One fbdev regression fix from Michel
* tag 'drm-misc-fixes-2017-03-23' of git://anongit.freedesktop.org/git/drm-misc:
drm/fb-helper: Allow var->x/yres(_virtual) < fb->width/height again
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git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos into drm-fixes
Just several fixups,
- fix page fault and vblank timeout issues due to delayed vblank handling.
- fix panel driver probing to fail without te-gpios property.
- fix potential security hole by using "%pK" format.
- fix wrong if statement condition.
And one cleanup which removes Exynos4415 SoC support which is not supported
anymore.
* 'exynos-drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos:
drm/exynos/dsi: make te-gpios optional
drm/exynos: Print kernel pointers in a restricted form
drm/exynos/decon5433: fix software trigger mask
drm/exynos/fimd: signal frame done interrupt at front porch
drm/exynos/decon5433: signal frame done interrupt at front porch
drm/exynos/decon5433: fix vblank event handling
drm/exynos: move crtc event handling to drivers callbacks
drm/exynos: Remove support for Exynos4415 (SoC not supported anymore)
drm/exynos/decon5433: & vs | typo
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* pm-cpuidle-fixes:
cpuidle: Validate cpu_dev in cpuidle_add_sysfs()
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'intel_pstate-fixes'
* pm-cpufreq-fixes:
cpufreq: Restore policy min/max limits on CPU online
* pm-cpufreq-sched-fixes:
cpufreq: schedutil: Fix per-CPU structure initialization in sugov_start()
* intel_pstate-fixes:
cpufreq: intel_pstate: Fix policy data management in passive mode
cpufreq: intel_pstate: One set of global limits in active mode
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https://git.kernel.org/pub/scm/linux/kernel/git/mripard/linux into clk-fixes
Pull Allwinner clock fixes from Maxime Ripard:
A few fixes for a bunch of clocks on a few SoCs. The most important one is
probably one that fixes the NKMP clock frequency calculation and could end
up with clocking the CPU frequency to out of bounds rates.
* tag 'sunxi-clk-fixes-for-4.11' of https://git.kernel.org/pub/scm/linux/kernel/git/mripard/linux:
clk: sunxi-ng: fix recalc_rate formula of NKMP clocks
clk: sunxi-ng: Fix div/mult settings for osc12M on A64
clk: sunxi-ng: sun6i: Fix enable bit offset for hdmi-ddc module clock
clk: sunxi: ccu-sun5i needs nkmp
clk: sunxi-ng: mp: Adjust parent rate for pre-dividers
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controller
During early days of PCI quirks support, ThunderX firmware did not provide
PNP0c02 node with PCI configuration space and PEM-specific register ranges.
This means that for legacy FW we are not reserving these resources and
cannot gather PEM-specific resources for further PEM initialization.
To support already deployed legacy FW, calculate PEM-specific ranges and
provide resources reservation as fallback scenario into PEM driver when we
could not gather PEM reg base from ACPI tables.
Tested-by: Robert Richter <rrichter@cavium.com>
Signed-off-by: Tomasz Nowicki <tn@semihalf.com>
Signed-off-by: Vadim Lomovtsev <Vadim.Lomovtsev@caviumnetworks.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Robert Richter <rrichter@cavium.com>
CC: stable@vger.kernel.org # v4.10+
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"CAV" is the only PNP/ACPI hardware ID vendor prefix assigned to Cavium so
fix this as it should be from day one.
Fixes: 44f22bd91e88 ("PCI: Add MCFG quirks for Cavium ThunderX pass2.x host controller")
Tested-by: Robert Richter <rrichter@cavium.com>
Signed-off-by: Tomasz Nowicki <tn@semihalf.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Robert Richter <rrichter@cavium.com>
CC: stable@vger.kernel.org # v4.10+
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In ACPI world any ID should be carefully chosen and registered
officially. The commit bbf9d262a147 seems did a wrong assumption because
PCA is the registered PNP ID for "PHILIPS BU ADD ON CARD". I'm pretty
sure this prefix has nothing to do with the driver in question.
Moreover, newer ACPI specification has a support of _DSD method and
special device IDs to allow drivers be enumerated via compatible string.
The slight change to support this kind of enumeration will be added in
sequential patch against pca954x.c.
Revert the commit bbf9d262a147 for good.
Cc: Tin Huynh <tnhuynh@apm.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Peter Rosin <peda@axentia.se>
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git://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial into usb-linus
Johan writes:
USB-serial fixes for v4.11-rc4
Some more device ids for option and qcserial.
Signed-off-by: Johan Hovold <johan@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-linus
Felipe writes:
usb: fixes for v4.11-rc4
f_acm got an endianness fix by Oliver Neukum. This has been around for a
long time but it's finally fixed.
f_hid learned that it should never access hidg->req without first
grabbing the spinlock.
Roger Quadros fixed two bugs in the f_uvc function driver.
Janusz Dziedzic fixed a very peculiar bug with EP0, one that's rather
difficult to trigger. When we're dealing with bounced EP0 requests, we
should delay unmap until after ->complete() is called.
UDC class got a use-after-free fix.
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git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy into usb-linus
Kishon writes:
phy: for 4.11-rc
*) Revert USB3 PHY support for Broadcom NSP SoC
*) Fix compiler error on qcom-usb-hs when depends on EXTCON
is not added
*) Fix error handling in phy-exynos-pcie
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
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The latest gcc-7 snapshot adds a warning to point out that when
atk_read_value_old or atk_read_value_new fails, we copy
uninitialized data into sensor->cached_value:
drivers/hwmon/asus_atk0110.c: In function 'atk_input_show':
drivers/hwmon/asus_atk0110.c:651:26: error: 'value' may be used uninitialized in this function [-Werror=maybe-uninitialized]
Adding an error check avoids this. All versions of the driver
are affected.
Fixes: 2c03d07ad54d ("hwmon: Add Asus ATK0110 support")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Luca Tettamanti <kronos.it@gmail.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound fixes from Takashi Iwai:
"This contains the collection of small fixes for 4.11 that were pending
during my vacation:
- a few HD-audio quirks (more Dell headset support, docking station
support on HP laptops)
- a regression fix for the previous ctxfi DMA mask fix
- a correction of the new CONFIG_SND_X86 menu entry
- a fix for the races in ALSA sequencer core spotted by syzkaller"
* tag 'sound-4.11-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
ALSA: hda - Adding a group of pin definition to fix headset problem
ALSA: seq: Fix racy cell insertions during snd_seq_pool_done()
ALSA: x86: Make CONFIG_SND_X86 bool
ALSA: hda - add support for docking station for HP 840 G3
ALSA: hda - add support for docking station for HP 820 G2
ALSA: ctxfi: Fix the incorrect check of dma_set_mask() call
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git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs
Pull btrfs fixes from Chris Mason:
"Zygo tracked down a very old bug with inline compressed extents.
I didn't tag this one for stable because I want to do individual
tested backports. It's a little tricky and I'd rather do some extra
testing on it along the way"
* 'for-linus-4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs:
btrfs: add missing memset while reading compressed inline extents
Btrfs: fix regression in lock_delalloc_pages
btrfs: remove btrfs_err_str function from uapi/linux/btrfs.h
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Pull networking fixes from David Miller:
1) Several netfilter fixes from Pablo and the crew:
- Handle fragmented packets properly in netfilter conntrack, from
Florian Westphal.
- Fix SCTP ICMP packet handling, from Ying Xue.
- Fix big-endian bug in nftables, from Liping Zhang.
- Fix alignment of fake conntrack entry, from Steven Rostedt.
2) Fix feature flags setting in fjes driver, from Taku Izumi.
3) Openvswitch ipv6 tunnel source address not set properly, from Or
Gerlitz.
4) Fix jumbo MTU handling in amd-xgbe driver, from Thomas Lendacky.
5) sk->sk_frag.page not released properly in some cases, from Eric
Dumazet.
6) Fix RTNL deadlocks in nl80211, from Johannes Berg.
7) Fix erroneous RTNL lockdep splat in crypto, from Herbert Xu.
8) Cure improper inflight handling during AF_UNIX GC, from Andrey
Ulanov.
9) sch_dsmark doesn't write to packet headers properly, from Eric
Dumazet.
10) Fix SCM_TIMESTAMPING_OPT_STATS handling in TCP, from Soheil Hassas
Yeganeh.
11) Add some IDs for Motorola qmi_wwan chips, from Tony Lindgren.
12) Fix nametbl deadlock in tipc, from Ying Xue.
13) GRO and LRO packets not counted correctly in mlx5 driver, from Gal
Pressman.
14) Fix reset of internal PHYs in bcmgenet, from Doug Berger.
15) Fix hashmap allocation handling, from Alexei Starovoitov.
16) nl_fib_input() needs stronger netlink message length checking, from
Eric Dumazet.
17) Fix double-free of sk->sk_filter during sock clone, from Daniel
Borkmann.
18) Fix RX checksum offloading in aquantia driver, from Pavel Belous.
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (85 commits)
net:ethernet:aquantia: Fix for RX checksum offload.
amd-xgbe: Fix the ECC-related bit position definitions
sfc: cleanup a condition in efx_udp_tunnel_del()
Bluetooth: btqcomsmd: fix compile-test dependency
inet: frag: release spinlock before calling icmp_send()
tcp: initialize icsk_ack.lrcvtime at session start time
genetlink: fix counting regression on ctrl_dumpfamily()
socket, bpf: fix sk_filter use after free in sk_clone_lock
ipv4: provide stronger user input validation in nl_fib_input()
bpf: fix hashmap extra_elems logic
enic: update enic maintainers
net: bcmgenet: remove bcmgenet_internal_phy_setup()
ipv6: make sure to initialize sockc.tsflags before first use
fjes: Do not load fjes driver if extended socket device is not power on.
fjes: Do not load fjes driver if system does not have extended socket device.
net/mlx5e: Count LRO packets correctly
net/mlx5e: Count GSO packets correctly
net/mlx5: Increase number of max QPs in default profile
net/mlx5e: Avoid supporting udp tunnel port ndo for VF reps
net/mlx5e: Use the proper UAPI values when offloading TC vlan actions
...
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No caller currently checks the return value of
kvm_io_bus_unregister_dev(). This is evil, as all callers silently go on
freeing their device. A stale reference will remain in the io_bus,
getting at least used again, when the iobus gets teared down on
kvm_destroy_vm() - leading to use after free errors.
There is nothing the callers could do, except retrying over and over
again.
So let's simply remove the bus altogether, print an error and make
sure no one can access this broken bus again (returning -ENOMEM on any
attempt to access it).
Fixes: e93f8a0f821e ("KVM: convert io_bus to SRCU")
Cc: stable@vger.kernel.org # 3.4+
Reported-by: Dmitry Vyukov <dvyukov@google.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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This can be reproduced by running L2 on L1, and disable VPID on L0
if w/o commit "KVM: nVMX: Fix nested VPID vmx exec control", the L2
crash as below:
KVM: entry failed, hardware error 0x7
EAX=00000000 EBX=00000000 ECX=00000000 EDX=000306c3
ESI=00000000 EDI=00000000 EBP=00000000 ESP=00000000
EIP=0000fff0 EFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 00000000 0000ffff 00009300
CS =f000 ffff0000 0000ffff 00009b00
SS =0000 00000000 0000ffff 00009300
DS =0000 00000000 0000ffff 00009300
FS =0000 00000000 0000ffff 00009300
GS =0000 00000000 0000ffff 00009300
LDT=0000 00000000 0000ffff 00008200
TR =0000 00000000 0000ffff 00008b00
GDT= 00000000 0000ffff
IDT= 00000000 0000ffff
CR0=60000010 CR2=00000000 CR3=00000000 CR4=00000000
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000000
Reference SDM 30.3 INVVPID:
Protected Mode Exceptions
- #UD
- If not in VMX operation.
- If the logical processor does not support VPIDs (IA32_VMX_PROCBASED_CTLS2[37]=0).
- If the logical processor supports VPIDs (IA32_VMX_PROCBASED_CTLS2[37]=1) but does
not support the INVVPID instruction (IA32_VMX_EPT_VPID_CAP[32]=0).
So we should check both VPID enable bit in vmx exec control and INVVPID support bit
in vmx capability MSRs to enable VPID. This patch adds the guarantee to not enable
VPID if either INVVPID or single-context/all-context invalidation is not exposed in
vmx capability MSRs.
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Jim Mattson <jmattson@google.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Wanpeng Li <wanpeng.li@hotmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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This can be reproduced by running kvm-unit-tests/vmx.flat on L0 w/ vpid disabled.
Test suite: VPID
Unhandled exception 6 #UD at ip 00000000004051a6
error_code=0000 rflags=00010047 cs=00000008
rax=0000000000000000 rcx=0000000000000001 rdx=0000000000000047 rbx=0000000000402f79
rbp=0000000000456240 rsi=0000000000000001 rdi=0000000000000000
r8=000000000000000a r9=00000000000003f8 r10=0000000080010011 r11=0000000000000000
r12=0000000000000003 r13=0000000000000708 r14=0000000000000000 r15=0000000000000000
cr0=0000000080010031 cr2=0000000000000000 cr3=0000000007fff000 cr4=0000000000002020
cr8=0000000000000000
STACK: @4051a6 40523e 400f7f 402059 40028f
We should hide and forbid VPID in L1 if it is disabled on L0. However, nested VPID
enable bit is set unconditionally during setup nested vmx exec controls though VPID
is not exposed through nested VMX capablity. This patch fixes it by don't set nested
VPID enable bit if it is disabled on L0.
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Radim Krčmář <rkrcmar@redhat.com>
Cc: stable@vger.kernel.org
Fixes: 5c614b3583e (KVM: nVMX: nested VPID emulation)
Signed-off-by: Wanpeng Li <wanpeng.li@hotmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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After async pf setup successfully, there is a broadcast wakeup w/ special
token 0xffffffff which tells vCPU that it should wake up all processes
waiting for APFs though there is no real process waiting at the moment.
The async page present tracepoint print prematurely and fails to catch the
special token setup. This patch fixes it by moving the async page present
tracepoint after the special token setup.
Before patch:
qemu-system-x86-8499 [006] ...1 5973.473292: kvm_async_pf_ready: token 0x0 gva 0x0
After patch:
qemu-system-x86-8499 [006] ...1 5973.473292: kvm_async_pf_ready: token 0xffffffff gva 0x0
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Wanpeng Li <wanpeng.li@hotmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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Quoting from the Intel SDM, volume 3, section 28.3.3.4: Guidelines for
Use of the INVEPT Instruction:
If EPT was in use on a logical processor at one time with EPTP X, it
is recommended that software use the INVEPT instruction with the
"single-context" INVEPT type and with EPTP X in the INVEPT descriptor
before a VM entry on the same logical processor that enables EPT with
EPTP X and either (a) the "virtualize APIC accesses" VM-execution
control was changed from 0 to 1; or (b) the value of the APIC-access
address was changed.
In the nested case, the burden falls on L1, unless L0 enables EPT in
vmcs02 when L1 doesn't enable EPT in vmcs12.
Signed-off-by: Jim Mattson <jmattson@google.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
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We have specific destructors for pic/ioapic, we'd better use them when
destroying the VM as well.
Signed-off-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
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Mostly used for split irqchip mode. In that case, these two things are
not inited at all, so no need to release.
Signed-off-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
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update_subrect() adjusts the sub-rectangle to be inside a base area.
It checks width and height to not exceed those of the area, then it
checks the low border (left or top) to lie within the area, then the
high border (right or bottom) to lie there too. This latter check has
a bug, which is fixed by this patch.
Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@renesas.com>
Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com>
[g.liakhovetski@gmx.de: dropped supposedly wrong hunks]
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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v4l2_subdev_{core/video}_ops structures are stored in the
fields of the v4l2_subdev_ops structure which are of type const.
Also, v4l2_subdev_ops structure is passed to a function
having its argument of type const. As these structures are never
modified, so declare them as const.
Done using Coccinelle: (One of the scripts used)
@r1 disable optional_qualifier @
identifier i;
position p;
@@
static struct v4l2_subdev_video_ops i@p = {...};
@ok1@
identifier r1.i;
position p;
struct v4l2_subdev_ops obj;
@@
obj.video=&i@p;
@bad@
position p!={r1.p,ok1.p};
identifier r1.i;
@@
i@p
@depends on !bad disable optional_qualifier@
identifier r1.i;
@@
+const
struct v4l2_subdev_video_ops i;
File sizes before and after the changes:
text data bss dec hex filename
3459 696 0 4155 103b /media/i2c/soc_camera/imx074.o
3835 320 0 4155 103b /media/i2c/soc_camera/imx074.o
4749 1048 8 5805 16ad /media/i2c/soc_camera/mt9m001.o
5133 672 8 5813 16b5 /media/i2c/soc_camera/mt9m001.o
5658 1112 8 6778 1a7a /media/i2c/soc_camera/mt9t031.o
6042 728 8 6778 1a7a /media/i2c/soc_camera/mt9t031.o
6726 784 0 7510 1d56 /media/i2c/soc_camera/mt9t112.o
7110 408 0 7518 1d5e /media/i2c/soc_camera/mt9t112.o
6700 960 16 7676 1dfc /media/i2c/soc_camera/mt9v022.o
7084 584 16 7684 1e04 /media/i2c/soc_camera/mt9v022.o
5569 1576 8 7153 1bf1 /media/i2c/soc_camera/ov2640.o
5953 1200 8 7161 1bf9 /media/i2c/soc_camera/ov2640.o
3018 2736 0 5754 167a /media/i2c/soc_camera/ov5642.o
3394 2352 0 5746 1672 /media/i2c/soc_camera/ov5642.o
8348 2104 8 10460 28dc /media/i2c/soc_camera/ov6650.o
8716 1728 8 10452 28d4 /media/i2c/soc_camera/ov6650.o
4165 696 8 4869 1305 /media/i2c/soc_camera/ov772x.o
4549 320 8 4877 130d /media/i2c/soc_camera/ov772x.o
4033 608 8 4649 1229 /media/i2c/soc_camera/ov9640.o
4417 232 8 4657 1231 /media/i2c/soc_camera/ov9640.o
4983 784 8 5775 168f /media/i2c/soc_camera/ov9740.o
5367 408 8 5783 1697 /media/i2c/soc_camera/ov9740.o
8578 1312 8 9898 26aa i2c/soc_camera/rj54n1cb0c.o
8962 936 8 9906 26b2 i2c/soc_camera/rj54n1cb0c.o
3886 696 0 4582 11e6 /media/i2c/soc_camera/tw9910.o
4270 320 0 4590 11ee /media/i2c/soc_camera/tw9910.o
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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Use module_platform_driver() helper to simplify the code.
Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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After changes to v4l2_clk API introduced in v4.1 by commits a37462b919
'[media] V4L: remove clock name from v4l2_clk API' and 4f528afcfb
'[media] V4L: add CCF support to the v4l2_clk API', ov6650 sensor
stopped responding because v4l2_clk_get(), still called with
depreciated V4L2 clock name "mclk", started to return respective CCF
clock instead of the V4l2 one registered by soc_camera. Fix it by
calling v4l2_clk_get() with NULL clock name.
Created and tested on Amstrad Delta against Linux-4.7-rc3 with
omap1_camera fixes.
Signed-off-by: Janusz Krzysztofik <jmkrzyszt@gmail.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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This was broken in commit cd979883b9ed ("xen/acpi-processor:
fix enabling interrupts on syscore_resume"). do_suspend (from
xen/manage.c) and thus xen_resume_notifier never get called on
the initial-domain at resume (it is if running as guest.)
The rationale for the breaking change was that upload_pm_data()
potentially does blocking work in syscore_resume(). This patch
addresses the original issue by scheduling upload_pm_data() to
execute in workqueue context.
Cc: Stanislaw Gruszka <sgruszka@redhat.com>
Cc: stable@vger.kernel.org
Based-on-patch-by: Konrad Wilk <konrad.wilk@oracle.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Reviewed-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Ankur Arora <ankur.a.arora@oracle.com>
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
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On a randconfig build without CONFIG_SCSI_LPFC_DEBUG_FS, I ran into
multiple compile failures:
drivers/scsi/lpfc/lpfc_debugfs.h: In function 'lpfc_debug_dump_wq':
drivers/scsi/lpfc/lpfc_debugfs.h:405:15: error: 'DUMP_FCP' undeclared (first use in this function); did you mean 'DUMP_VAR'?
drivers/scsi/lpfc/lpfc_debugfs.h:405:15: note: each undeclared identifier is reported only once for each function it appears in
drivers/scsi/lpfc/lpfc_debugfs.h:408:22: error: 'DUMP_NVME' undeclared (first use in this function); did you mean 'DUMP_NONE'?
drivers/scsi/lpfc/lpfc_nvmet.c: In function 'lpfc_nvmet_xmt_ls_rsp_cmp':
drivers/scsi/lpfc/lpfc_nvmet.c:109:2: error: implicit declaration of function 'lpfc_nvmeio_data'; did you mean 'lpfc_mem_free'? [-Werror=implicit-function-declaration]
drivers/scsi/lpfc/lpfc_nvmet.c: In function 'lpfc_nvmet_xmt_fcp_op':
drivers/scsi/lpfc/lpfc_nvmet.c:523:10: error: unused variable 'id' [-Werror=unused-variable]
They are all trivial to fix, so I'm doing it in a combined patch here.
Fixes: 1d9d5a9879ad ("scsi: lpfc: refactor debugfs queue dump routines")
Fixes: bd2cdd5e400f ("scsi: lpfc: NVME Initiator: Add debugfs support")
Fixes: 2b65e18202fd ("scsi: lpfc: NVME Target: Add debugfs support")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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lpfc cannot establish connection with targets that send PRLI in P2P
configurations.
If lpfc rejects a PRLI that is sent from a target the target will not
resend and will reject the PRLI send from the initiator.
[mkp: applied by hand]
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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In a previous patch a hpsa_scsi_dev_t.volume_offline update line has
been removed, so let us put it back..
Fixes: 85b29008d8 (hpsa: update check for logical volume status)
Signed-off-by: Tomas Henzl <thenzl@redhat.com>
Acked-by: Don Brace <don.brace@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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Otherwise this can also prevent modesets e.g. for switching VTs, when
multiple monitors with different native resolutions are connected.
The depths must match though, so keep the != test for that.
Also update the DRM_DEBUG output to be slightly more accurate, this
doesn't only affect requests from userspace.
Bugzilla: https://bugs.freedesktop.org/99841
Fixes: 865afb11949e ("drm/fb-helper: reject any changes to the fbdev")
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170323085326.20185-1-michel@daenzer.net
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Replace hard coded "ACPI0007" with ACPI_PROCESSOR_DEVICE_HID
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Ankur Arora <ankur.a.arora@oracle.com>
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
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Provide debugfs function stubs when EDAC_DEBUG is not enabled so that we
don't fail the build:
drivers/edac/pnd2_edac.c: In function ‘pnd2_init’:
drivers/edac/pnd2_edac.c:1521:2: error: implicit declaration of function ‘setup_pnd2_debug’ [-Werror=implicit-function-declaration]
setup_pnd2_debug();
^
drivers/edac/pnd2_edac.c: In function ‘pnd2_exit’:
drivers/edac/pnd2_edac.c:1529:2: error: implicit declaration of function ‘teardown_pnd2_debug’ [-Werror=implicit-function-declaration]
teardown_pnd2_debug();
^
Signed-off-by: Borislav Petkov <bp@suse.de>
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The debugfs.c functionality relies on DEBUG_FS so select it.
Signed-off-by: Borislav Petkov <bp@suse.de>
|
|
sock_alloc_inode() allocates socket+inode and socket_wq with
GFP_KERNEL, which is not allowed on the writeback path:
Workqueue: ceph-msgr con_work [libceph]
ffff8810871cb018 0000000000000046 0000000000000000 ffff881085d40000
0000000000012b00 ffff881025cad428 ffff8810871cbfd8 0000000000012b00
ffff880102fc1000 ffff881085d40000 ffff8810871cb038 ffff8810871cb148
Call Trace:
[<ffffffff816dd629>] schedule+0x29/0x70
[<ffffffff816e066d>] schedule_timeout+0x1bd/0x200
[<ffffffff81093ffc>] ? ttwu_do_wakeup+0x2c/0x120
[<ffffffff81094266>] ? ttwu_do_activate.constprop.135+0x66/0x70
[<ffffffff816deb5f>] wait_for_completion+0xbf/0x180
[<ffffffff81097cd0>] ? try_to_wake_up+0x390/0x390
[<ffffffff81086335>] flush_work+0x165/0x250
[<ffffffff81082940>] ? worker_detach_from_pool+0xd0/0xd0
[<ffffffffa03b65b1>] xlog_cil_force_lsn+0x81/0x200 [xfs]
[<ffffffff816d6b42>] ? __slab_free+0xee/0x234
[<ffffffffa03b4b1d>] _xfs_log_force_lsn+0x4d/0x2c0 [xfs]
[<ffffffff811adc1e>] ? lookup_page_cgroup_used+0xe/0x30
[<ffffffffa039a723>] ? xfs_reclaim_inode+0xa3/0x330 [xfs]
[<ffffffffa03b4dcf>] xfs_log_force_lsn+0x3f/0xf0 [xfs]
[<ffffffffa039a723>] ? xfs_reclaim_inode+0xa3/0x330 [xfs]
[<ffffffffa03a62c6>] xfs_iunpin_wait+0xc6/0x1a0 [xfs]
[<ffffffff810aa250>] ? wake_atomic_t_function+0x40/0x40
[<ffffffffa039a723>] xfs_reclaim_inode+0xa3/0x330 [xfs]
[<ffffffffa039ac07>] xfs_reclaim_inodes_ag+0x257/0x3d0 [xfs]
[<ffffffffa039bb13>] xfs_reclaim_inodes_nr+0x33/0x40 [xfs]
[<ffffffffa03ab745>] xfs_fs_free_cached_objects+0x15/0x20 [xfs]
[<ffffffff811c0c18>] super_cache_scan+0x178/0x180
[<ffffffff8115912e>] shrink_slab_node+0x14e/0x340
[<ffffffff811afc3b>] ? mem_cgroup_iter+0x16b/0x450
[<ffffffff8115af70>] shrink_slab+0x100/0x140
[<ffffffff8115e425>] do_try_to_free_pages+0x335/0x490
[<ffffffff8115e7f9>] try_to_free_pages+0xb9/0x1f0
[<ffffffff816d56e4>] ? __alloc_pages_direct_compact+0x69/0x1be
[<ffffffff81150cba>] __alloc_pages_nodemask+0x69a/0xb40
[<ffffffff8119743e>] alloc_pages_current+0x9e/0x110
[<ffffffff811a0ac5>] new_slab+0x2c5/0x390
[<ffffffff816d71c4>] __slab_alloc+0x33b/0x459
[<ffffffff815b906d>] ? sock_alloc_inode+0x2d/0xd0
[<ffffffff8164bda1>] ? inet_sendmsg+0x71/0xc0
[<ffffffff815b906d>] ? sock_alloc_inode+0x2d/0xd0
[<ffffffff811a21f2>] kmem_cache_alloc+0x1a2/0x1b0
[<ffffffff815b906d>] sock_alloc_inode+0x2d/0xd0
[<ffffffff811d8566>] alloc_inode+0x26/0xa0
[<ffffffff811da04a>] new_inode_pseudo+0x1a/0x70
[<ffffffff815b933e>] sock_alloc+0x1e/0x80
[<ffffffff815ba855>] __sock_create+0x95/0x220
[<ffffffff815baa04>] sock_create_kern+0x24/0x30
[<ffffffffa04794d9>] con_work+0xef9/0x2050 [libceph]
[<ffffffffa04aa9ec>] ? rbd_img_request_submit+0x4c/0x60 [rbd]
[<ffffffff81084c19>] process_one_work+0x159/0x4f0
[<ffffffff8108561b>] worker_thread+0x11b/0x530
[<ffffffff81085500>] ? create_worker+0x1d0/0x1d0
[<ffffffff8108b6f9>] kthread+0xc9/0xe0
[<ffffffff8108b630>] ? flush_kthread_worker+0x90/0x90
[<ffffffff816e1b98>] ret_from_fork+0x58/0x90
[<ffffffff8108b630>] ? flush_kthread_worker+0x90/0x90
Use memalloc_noio_{save,restore}() to temporarily force GFP_NOIO here.
Cc: stable@vger.kernel.org # 3.10+, needs backporting
Link: http://tracker.ceph.com/issues/19309
Reported-by: Sergey Jerusalimov <wintchester@gmail.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
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This patch adds the missing PINGROUP for GPIO70-99.
This fixes a crash that happens in pinctrl-msm, if any
of the GPIO70-99 are accessed.
Fixes: 5303f7827fcd41d ("pinctrl: qcom: ipq4019: set ngpios to correct value")
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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